Home / 161,535.72-242,320.15-61,779.82

Finding the Fourth Proportional to 161,535.72, 242,320.15 and 61,779.82

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Solution

The fourth proportional to 161,535.72, 242,320.15 and 61,779.82 is: 92,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,535.72 : 242,320.15 = 61,779.82 : x
  2. Step 2: Convert to fraction form
    161,535.72/242,320.15 = 61,779.82/x
  3. Step 3: Cross multiply
    161,535.72x = 242,320.15 × 61,779.82
  4. Step 4: Simplify right side
    161,535.72x = 14,970,494,489.12
  5. Step 5: Solve for x
    x = 14,970,494,489.12/161,535.72
  6. Step 6: Final answer
    x = 92,676.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.